October weather forecastDayton, OH

October
Weather in October
October carries on the fall spirit in Dayton, Ohio. The weather strikes a balance between warmth and coolness, making it an ideal time for locals. The month witnesses a decline in both temperature and rainfall. The change in foliage colors and crisp air makes it a visual treat for spectators. In October, temperatures range from 62.6°F (17°C), indicating further cooling.Temperature
The onset of October comes with a shift in the average high-temperature, falling from a moderately hot 75°F (23.9°C) in September to an enjoyable 62.6°F (17°C). Throughout October, a steady low-temperature average of 46.8°F (8.2°C) is noted.Humidity
October is the least humid month, with an average relative humidity of 74%.Rainfall
In Dayton, Ohio, during October, the rain falls for 11.5 days and regularly aggregates up to 1.61" (41mm) of precipitation. Throughout the year, in Dayton, there are 149.5 rainfall days, and 23.9" (607mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through April, October through December. October is the first month it typically snows. Throughout October, in the average 0.1 snowfall days, it receives 0.16" (4mm) of snow. Throughout the year, there are 26.5 snowfall days, and 7.68" (195mm) of snow is accumulated.Daylight
In October, the average length of the day is 11h and 8min.On the first day of the month, sunrise is at 7:33 am and sunset at 7:18 pm. On the last day of October, sunrise is at 8:05 am and sunset at 6:35 pm EDT.
Sunshine
In October, the average sunshine is 6.6h.UV index
In Dayton, the average daily maximum UV index in October is 3. A UV Index value of 3 to 5 symbolizes a medium health hazard from unprotected exposure to Sun's UV rays for average individuals.Note: In October, a daily UV index of 3 turns into the following recommendations:
Safety measures are advised. Light-skinned individuals may experience burns in under half an hour. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. Combat UV radiation's detrimental effects with sun-safe clothing and UV-blocking eyewear. Guard yourself! Snow reflection can almost double the UV radiation from the Sun.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in October
Dayton, OH
- Average high temperature in October: 62.6°F
The warmest month (with the highest average high temperature) is July (81.3°F).
The month with the lowest average high temperature is January (33.6°F).
- Average low temperature in October: 46.8°F
The month with the highest average low temperature is July (64.9°F).
The coldest month (with the lowest average low temperature) is January (21.7°F).
Average pressure in October
Dayton, OH
- Average pressure in October: 30.03"Hg
The month with the highest atmospheric pressure is November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in October
Dayton, OH
- Average wind speed in October: 8.1mph
The windiest month (with the highest average wind speed) is January (10mph).
The calmest month (with the lowest average wind speed) is August (5.7mph).
Average humidity in October
Dayton, OH
- Average humidity in October: 74%
The months with the highest relative humidity are January, February and December (82%).
The month with the lowest relative humidity is October (74%).
Average rainfall in October
Dayton, OH
- Average rainfall in October: 1.61"
The wettest month (with the highest rainfall) is May (3.35").
The driest months (with the least rainfall) are September and November (1.5").
Average rainfall days in October
Dayton, OH
- Average rainfall days in October: 11.5 days
The month with the highest number of rainy days is May (18.8 days).
The month with the least rainy days is February (7.5 days).
Average snowfall in October
Dayton, OH
- Average snowfall in October: 0.16"
The month with the highest snowfall is January (2.05").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in October
Dayton, OH
- Average snowfall days in October: 0.1 days
The month with the highest number of snowfall days is January (8.2 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in October /
Average sunshine in October
Dayton, OH
- Average daylight in October: 11h and 6min
The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 24min).
- Average sunshine in October: 6h and 36min
The months with the most sunshine are June and July (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 3h and 42min).
Average sunshine days in October
Dayton, OH
- Average sunshine days in October: 18.2 days
The month with the most sunshine days is November (18.9 days).
The month with the least sunshine days is May (9.8 days).
Average UV index in October
Dayton, OH
- Average UV index in October: 3
The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in October
Dayton, OH
- Average cloud cover in October: 37
The month with the most cloud cover is January (Cloud cover 61).
The month with the least cloud cover is August (Cloud cover 29).
Average visibility in October
Dayton, OH
- Average visibility in October: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).





